ALLEXCEPT

Syntax

ALLEXCEPT(<table>,<column>[,<column>[,…]])

Tutorial with example

In this tutorial we go through the ALL and ALLSELECT functions.

Video Keynotes:
01:14 ALL function
06:20 ALLEXCEPT function

Download example file:

Link to PBI file: here.

Example of use of ALLEXCEPT:

Do you know how to calculate the difference between dates when both are in the same column?

One example of when this is needed is when you are working with subscription based services. If you want to calculate how many dates go between users changing subscriptions, this DAX measure will help you.

Download example file:

Download the pbix and excel file here.

Remarks

This function is not used by itself, but serves as an intermediate function that can be used to change the set of results over which some other calculation is performed.